html,
body,
#app {
    height: 100%;
    width: 100%;
    padding: 0;
    margin: 0;
    font-family: Microsoft YaHei;
    min-width: 1336px;
}

.el-footer {
    line-height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 15px;
}

.el-card {
    margin-top: 20px;
}